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United StatesPrecalculusQuick questions

Unit 4: Functions Involving Parameters, Vectors, and Matrices

Quick questions on Inverse and determinant of a matrix - AP Precalculus Unit 4

2short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.

What is q1?
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Is [2412]\begin{bmatrix} 2 & 4 \\ 1 & 2 \end{bmatrix} invertible? [1 point]
What is q2?
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Find the determinant of [5003]\begin{bmatrix} 5 & 0 \\ 0 & 3 \end{bmatrix}. [1 point]

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